P1494 Audi EVAP Leak Detection Pump Pressure Switch Condition

P1494 Audi EVAP Leak Detection Pump Pressure Switch Condition

Possible causes
– Leak Detection Pump (LDP) harness is open or shorted
– Leak Detection Pump (LDP) poor electrical connection
– Faulty Leak Detection Pump (LDP)
What about the obd code?
Malfunction is detected when the Powertrain Control Module (PCM) detected the leak detection pump switch did not change after the solenoid was energized
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Possible a noticeable fuel odor caused by the release of fuel vapors
Audi Vehicle:Audi A1,Audi A3,Audi A1,Audi A3,Audi A1,Audi A3,Audi A4,Audi A5,Audi Q3,Audi A5,Audi Q5,Audi A3,Audi A4,Audi A5,Audi TT,Audi Q3,Audi Q5,Audi S3,Audi TTS,Audi RS 3,Audi TT RS,Audi A7,Audi Q7,Audi A8,Audi A6,Audi S4,Audi S5,Audi Q5,Audi S6,Audi S8,Audi S5,Audi A8,Audi R8 V8,Audi RS 5,Audi S6,Audi R8 V10,Audi R8 GT,Audi A8L